Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins

The experiment was conducted at the School of Veterinary Medicine and Zootechnils, Federal University of Tocantins, in order to verify the effects of four nitrogenous manuring levels (0, 30, 60 and 120kg.ha-1) and different spacings (0.25, 0.35, 0.45 and 0.65m) on plant size, biomass and dry mass in...

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Main Authors: João Vidal de Negreiros Neto, Antônio Clementino dos Santos, Raimundo Laerton de Lima Leite, Rossini Sôffa da Cruz
Format: Article
Language:English
Published: Universidade Federal de Santa Catarina 2010-12-01
Series:Biotemas
Subjects:
Online Access:http://www.biotemas.ufsc.br/volumes/pdf/volume234/19a23a.pdf
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author João Vidal de Negreiros Neto
Antônio Clementino dos Santos
Raimundo Laerton de Lima Leite
Rossini Sôffa da Cruz
author_facet João Vidal de Negreiros Neto
Antônio Clementino dos Santos
Raimundo Laerton de Lima Leite
Rossini Sôffa da Cruz
author_sort João Vidal de Negreiros Neto
collection DOAJ
description The experiment was conducted at the School of Veterinary Medicine and Zootechnils, Federal University of Tocantins, in order to verify the effects of four nitrogenous manuring levels (0, 30, 60 and 120kg.ha-1) and different spacings (0.25, 0.35, 0.45 and 0.65m) on plant size, biomass and dry mass in the production of millet (Pennisetum glaucum L.). The experimental design consisted of complete blocks, with 16 treatments and four replications in a 4x4 factorial arrangement to form a total of 64 experimental units, each of 9m². The plant sizes and accumulation of biomass and dry matter were estimated weekly starting from 14 days after seeding. For the highest nitrogen level (120kg.ha-1), the biomass and dry mass production were also the highest. There wereno signifi cant differences between the spacings utilized and the plant sizes at any of the phenological stages evaluated. However, the dry mass production was distinct, considering that the spacing of 0.25m presented the highest values, followed by the 0.35m, 0.45m and 0.65m spacings.
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spelling doaj.art-80b252c427b141d5acc03cf3486158842022-12-22T01:13:18ZengUniversidade Federal de Santa CatarinaBiotemas0103-16432010-12-012341923Analysis of the effects of different nitrogen doses and spacing on millet in northern TocantinsJoão Vidal de Negreiros NetoAntônio Clementino dos SantosRaimundo Laerton de Lima LeiteRossini Sôffa da CruzThe experiment was conducted at the School of Veterinary Medicine and Zootechnils, Federal University of Tocantins, in order to verify the effects of four nitrogenous manuring levels (0, 30, 60 and 120kg.ha-1) and different spacings (0.25, 0.35, 0.45 and 0.65m) on plant size, biomass and dry mass in the production of millet (Pennisetum glaucum L.). The experimental design consisted of complete blocks, with 16 treatments and four replications in a 4x4 factorial arrangement to form a total of 64 experimental units, each of 9m². The plant sizes and accumulation of biomass and dry matter were estimated weekly starting from 14 days after seeding. For the highest nitrogen level (120kg.ha-1), the biomass and dry mass production were also the highest. There wereno signifi cant differences between the spacings utilized and the plant sizes at any of the phenological stages evaluated. However, the dry mass production was distinct, considering that the spacing of 0.25m presented the highest values, followed by the 0.35m, 0.45m and 0.65m spacings.http://www.biotemas.ufsc.br/volumes/pdf/volume234/19a23a.pdfmanagementPennisetum glaucumproductivity
spellingShingle João Vidal de Negreiros Neto
Antônio Clementino dos Santos
Raimundo Laerton de Lima Leite
Rossini Sôffa da Cruz
Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins
Biotemas
management
Pennisetum glaucum
productivity
title Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins
title_full Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins
title_fullStr Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins
title_full_unstemmed Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins
title_short Analysis of the effects of different nitrogen doses and spacing on millet in northern Tocantins
title_sort analysis of the effects of different nitrogen doses and spacing on millet in northern tocantins
topic management
Pennisetum glaucum
productivity
url http://www.biotemas.ufsc.br/volumes/pdf/volume234/19a23a.pdf
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